2015-06-26 09:04:19 +00:00
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// ***************************************************************************
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// ***************************************************************************
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// Copyright 2011(c) Analog Devices, Inc.
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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// - Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// - Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in
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// the documentation and/or other materials provided with the
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// distribution.
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// - Neither the name of Analog Devices, Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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// - The use of this software may or may not infringe the patent rights
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// of one or more patent holders. This license does not release you
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// from the requirement that you obtain separate licenses from these
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// patent holders to use this software.
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// - Use of the software either in source or binary form, must be run
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// on or directly connected to an Analog Devices Inc. component.
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//
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// THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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// INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A
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// PARTICULAR PURPOSE ARE DISCLAIMED.
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//
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// IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, INTELLECTUAL PROPERTY
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// RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// ***************************************************************************
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// ***************************************************************************
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`timescale 1ns/100ps
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module up_hdmi_tx (
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// hdmi interface
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hdmi_clk,
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hdmi_rst,
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hdmi_full_range,
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hdmi_csc_bypass,
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2015-06-30 19:11:58 +00:00
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hdmi_ss_bypass,
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2015-06-26 09:04:19 +00:00
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hdmi_srcsel,
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hdmi_const_rgb,
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hdmi_hl_active,
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hdmi_hl_width,
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hdmi_hs_width,
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hdmi_he_max,
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hdmi_he_min,
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hdmi_vf_active,
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hdmi_vf_width,
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hdmi_vs_width,
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hdmi_ve_max,
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hdmi_ve_min,
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hdmi_status,
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hdmi_tpm_oos,
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hdmi_clk_ratio,
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// vdma interface
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vdma_clk,
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vdma_rst,
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vdma_ovf,
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vdma_unf,
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vdma_tpm_oos,
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// bus interface
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up_rstn,
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up_clk,
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up_wreq,
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up_waddr,
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up_wdata,
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up_wack,
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up_rreq,
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up_raddr,
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up_rdata,
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up_rack);
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// parameters
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localparam PCORE_VERSION = 32'h00040063;
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2015-08-19 11:11:47 +00:00
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parameter ID = 0;
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2015-06-26 09:04:19 +00:00
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// hdmi interface
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input hdmi_clk;
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output hdmi_rst;
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output hdmi_full_range;
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output hdmi_csc_bypass;
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2015-06-30 19:11:58 +00:00
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output hdmi_ss_bypass;
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output [ 1:0] hdmi_srcsel;
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output [23:0] hdmi_const_rgb;
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output [15:0] hdmi_hl_active;
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output [15:0] hdmi_hl_width;
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output [15:0] hdmi_hs_width;
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output [15:0] hdmi_he_max;
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output [15:0] hdmi_he_min;
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output [15:0] hdmi_vf_active;
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output [15:0] hdmi_vf_width;
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output [15:0] hdmi_vs_width;
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output [15:0] hdmi_ve_max;
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output [15:0] hdmi_ve_min;
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input hdmi_status;
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input hdmi_tpm_oos;
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input [31:0] hdmi_clk_ratio;
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// vdma interface
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input vdma_clk;
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output vdma_rst;
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input vdma_ovf;
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input vdma_unf;
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input vdma_tpm_oos;
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// bus interface
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input up_rstn;
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input up_clk;
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input up_wreq;
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input [13:0] up_waddr;
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input [31:0] up_wdata;
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output up_wack;
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input up_rreq;
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input [13:0] up_raddr;
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output [31:0] up_rdata;
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output up_rack;
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// internal registers
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reg up_preset = 'd0;
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reg up_wack = 'd0;
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reg [31:0] up_scratch = 'd0;
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reg up_resetn = 'd0;
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reg up_full_range = 'd0;
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reg up_csc_bypass = 'd0;
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2015-06-30 19:11:58 +00:00
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reg up_ss_bypass = 'd0;
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2015-06-26 09:04:19 +00:00
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reg [ 1:0] up_srcsel = 'd1;
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reg [23:0] up_const_rgb = 'd0;
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reg up_vdma_ovf = 'd0;
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reg up_vdma_unf = 'd0;
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reg up_hdmi_tpm_oos = 'd0;
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reg up_vdma_tpm_oos = 'd0;
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reg [15:0] up_hl_active = 'd0;
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reg [15:0] up_hl_width = 'd0;
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reg [15:0] up_hs_width = 'd0;
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reg [15:0] up_he_max = 'd0;
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reg [15:0] up_he_min = 'd0;
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reg [15:0] up_vf_active = 'd0;
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reg [15:0] up_vf_width = 'd0;
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reg [15:0] up_vs_width = 'd0;
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reg [15:0] up_ve_max = 'd0;
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reg [15:0] up_ve_min = 'd0;
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reg up_rack = 'd0;
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reg [31:0] up_rdata = 'd0;
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// internal signals
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wire up_wreq_s;
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wire up_rreq_s;
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wire up_hdmi_status_s;
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wire up_hdmi_tpm_oos_s;
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wire [31:0] up_hdmi_clk_count_s;
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wire up_vdma_ovf_s;
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wire up_vdma_unf_s;
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wire up_vdma_tpm_oos_s;
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// decode block select
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assign up_wreq_s = (up_waddr[13:12] == 2'd0) ? up_wreq : 1'b0;
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assign up_rreq_s = (up_raddr[13:12] == 2'd0) ? up_rreq : 1'b0;
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// processor write interface
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always @(negedge up_rstn or posedge up_clk) begin
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if (up_rstn == 0) begin
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up_preset <= 1'd1;
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up_wack <= 'd0;
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up_scratch <= 'd0;
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up_resetn <= 'd0;
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up_full_range <= 'd0;
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up_csc_bypass <= 'd0;
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up_ss_bypass <= 'd0;
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up_srcsel <= 'd1;
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up_const_rgb <= 'd0;
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up_vdma_ovf <= 'd0;
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up_vdma_unf <= 'd0;
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up_hdmi_tpm_oos <= 'd0;
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up_vdma_tpm_oos <= 'd0;
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up_hl_active <= 'd0;
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up_hl_width <= 'd0;
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up_hs_width <= 'd0;
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up_he_max <= 'd0;
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up_he_min <= 'd0;
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up_vf_active <= 'd0;
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up_vf_width <= 'd0;
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up_vs_width <= 'd0;
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up_ve_max <= 'd0;
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up_ve_min <= 'd0;
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end else begin
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up_preset <= 1'd0;
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up_wack <= up_wreq_s;
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h002)) begin
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up_scratch <= up_wdata;
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h010)) begin
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up_resetn <= up_wdata[0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h011)) begin
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up_ss_bypass <= up_wdata[2];
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up_full_range <= up_wdata[1];
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up_csc_bypass <= up_wdata[0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h012)) begin
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up_srcsel <= up_wdata[1:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h013)) begin
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up_const_rgb <= up_wdata[23:0];
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end
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if (up_vdma_ovf_s == 1'b1) begin
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up_vdma_ovf <= 1'b1;
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end else if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h018)) begin
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up_vdma_ovf <= up_vdma_ovf & ~up_wdata[1];
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end
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if (up_vdma_unf_s == 1'b1) begin
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up_vdma_unf <= 1'b1;
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end else if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h018)) begin
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up_vdma_unf <= up_vdma_unf & ~up_wdata[0];
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end
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if (up_hdmi_tpm_oos_s == 1'b1) begin
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up_hdmi_tpm_oos <= 1'b1;
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end else if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h019)) begin
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up_hdmi_tpm_oos <= up_hdmi_tpm_oos & ~up_wdata[1];
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end
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if (up_vdma_tpm_oos_s == 1'b1) begin
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up_vdma_tpm_oos <= 1'b1;
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end else if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h019)) begin
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up_vdma_tpm_oos <= up_vdma_tpm_oos & ~up_wdata[0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h100)) begin
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up_hl_active <= up_wdata[31:16];
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up_hl_width <= up_wdata[15:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h101)) begin
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up_hs_width <= up_wdata[15:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h102)) begin
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up_he_max <= up_wdata[31:16];
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up_he_min <= up_wdata[15:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h110)) begin
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up_vf_active <= up_wdata[31:16];
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up_vf_width <= up_wdata[15:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h111)) begin
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up_vs_width <= up_wdata[15:0];
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end
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if ((up_wreq_s == 1'b1) && (up_waddr[11:0] == 12'h112)) begin
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up_ve_max <= up_wdata[31:16];
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up_ve_min <= up_wdata[15:0];
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end
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end
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end
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// processor read interface
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always @(negedge up_rstn or posedge up_clk) begin
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if (up_rstn == 0) begin
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up_rack <= 'd0;
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up_rdata <= 'd0;
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end else begin
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up_rack <= up_rreq_s;
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if (up_rreq_s == 1'b1) begin
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case (up_raddr[11:0])
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12'h000: up_rdata <= PCORE_VERSION;
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12'h001: up_rdata <= ID;
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12'h002: up_rdata <= up_scratch;
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12'h010: up_rdata <= {31'd0, up_resetn};
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12'h011: up_rdata <= {29'd0, up_ss_bypass, up_full_range, up_csc_bypass};
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12'h012: up_rdata <= {30'd0, up_srcsel};
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12'h013: up_rdata <= {8'd0, up_const_rgb};
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12'h015: up_rdata <= up_hdmi_clk_count_s;
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12'h016: up_rdata <= hdmi_clk_ratio;
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12'h017: up_rdata <= {31'd0, up_hdmi_status_s};
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12'h018: up_rdata <= {30'd0, up_vdma_ovf, up_vdma_unf};
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12'h019: up_rdata <= {30'd0, up_hdmi_tpm_oos, up_vdma_tpm_oos};
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12'h100: up_rdata <= {up_hl_active, up_hl_width};
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12'h101: up_rdata <= {16'd0, up_hs_width};
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12'h102: up_rdata <= {up_he_max, up_he_min};
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12'h110: up_rdata <= {up_vf_active, up_vf_width};
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12'h111: up_rdata <= {16'd0, up_vs_width};
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12'h112: up_rdata <= {up_ve_max, up_ve_min};
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default: up_rdata <= 0;
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endcase
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end else begin
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up_rdata <= 32'd0;
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end
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end
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end
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// resets
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ad_rst i_hdmi_rst_reg (.preset(up_preset), .clk(hdmi_clk), .rst(hdmi_rst));
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ad_rst i_vdma_rst_reg (.preset(up_preset), .clk(vdma_clk), .rst(vdma_rst));
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// hdmi control & status
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2015-06-30 19:11:58 +00:00
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up_xfer_cntrl #(.DATA_WIDTH(189)) i_hdmi_xfer_cntrl (
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2015-06-26 09:04:19 +00:00
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.up_rstn (up_rstn),
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.up_clk (up_clk),
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2015-06-30 19:11:58 +00:00
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.up_data_cntrl ({ up_ss_bypass,
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up_full_range,
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2015-06-26 09:04:19 +00:00
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up_csc_bypass,
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up_srcsel,
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up_const_rgb,
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up_hl_active,
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up_hl_width,
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up_hs_width,
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up_he_max,
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up_he_min,
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|
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up_vf_active,
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up_vf_width,
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up_vs_width,
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up_ve_max,
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|
|
|
up_ve_min}),
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|
|
.up_xfer_done (),
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.d_rst (hdmi_rst),
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|
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.d_clk (hdmi_clk),
|
2015-06-30 19:11:58 +00:00
|
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|
.d_data_cntrl ({ hdmi_ss_bypass,
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hdmi_full_range,
|
2015-06-26 09:04:19 +00:00
|
|
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hdmi_csc_bypass,
|
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|
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hdmi_srcsel,
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|
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hdmi_const_rgb,
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hdmi_hl_active,
|
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|
|
hdmi_hl_width,
|
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|
|
hdmi_hs_width,
|
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|
|
hdmi_he_max,
|
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|
|
hdmi_he_min,
|
|
|
|
hdmi_vf_active,
|
|
|
|
hdmi_vf_width,
|
|
|
|
hdmi_vs_width,
|
|
|
|
hdmi_ve_max,
|
|
|
|
hdmi_ve_min}));
|
|
|
|
|
|
|
|
up_xfer_status #(.DATA_WIDTH(2)) i_hdmi_xfer_status (
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_data_status ({up_hdmi_status_s,
|
|
|
|
up_hdmi_tpm_oos_s}),
|
|
|
|
.d_rst (hdmi_rst),
|
|
|
|
.d_clk (hdmi_clk),
|
|
|
|
.d_data_status ({ hdmi_status,
|
|
|
|
hdmi_tpm_oos}));
|
|
|
|
|
|
|
|
// hdmi clock monitor
|
|
|
|
|
|
|
|
up_clock_mon i_hdmi_clock_mon (
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_d_count (up_hdmi_clk_count_s),
|
|
|
|
.d_rst (hdmi_rst),
|
|
|
|
.d_clk (hdmi_clk));
|
|
|
|
|
|
|
|
// vdma control & status
|
|
|
|
|
|
|
|
up_xfer_status #(.DATA_WIDTH(3)) i_vdma_xfer_status (
|
|
|
|
.up_rstn (up_rstn),
|
|
|
|
.up_clk (up_clk),
|
|
|
|
.up_data_status ({up_vdma_ovf_s,
|
|
|
|
up_vdma_unf_s,
|
|
|
|
up_vdma_tpm_oos_s}),
|
2015-08-13 16:59:34 +00:00
|
|
|
.d_rst (vdma_rst),
|
|
|
|
.d_clk (vdma_clk),
|
2015-06-26 09:04:19 +00:00
|
|
|
.d_data_status ({ vdma_ovf,
|
|
|
|
vdma_unf,
|
|
|
|
vdma_tpm_oos}));
|
|
|
|
|
|
|
|
endmodule
|
|
|
|
|
|
|
|
// ***************************************************************************
|
|
|
|
// ***************************************************************************
|